package com.qingcheng.service.impl;

import com.alibaba.dubbo.config.annotation.Reference;
import com.alibaba.dubbo.config.annotation.Service;
import com.alibaba.fastjson.JSON;
import com.github.pagehelper.Page;
import com.github.pagehelper.PageHelper;

import com.qingcheng.util.IdWorker;
import com.qingcheng.dao.OrderConfigMapper;
import com.qingcheng.dao.OrderItemMapper;
import com.qingcheng.dao.OrderLogMapper;
import com.qingcheng.dao.OrderMapper;
import com.qingcheng.entity.PageResult;
import com.qingcheng.pojo.goods.Sku;
import com.qingcheng.pojo.order.*;
import com.qingcheng.service.goods.SkuService;
import com.qingcheng.service.order.CartService;
import com.qingcheng.service.order.OrderService;
import com.qingcheng.service.order.WxPayService;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
import tk.mybatis.mapper.entity.Example;

import java.time.LocalDateTime;
import java.util.*;
import java.util.stream.Collectors;
import java.util.stream.IntStream;

@Service(interfaceClass = OrderService.class)
public class OrderServiceImpl implements OrderService {

    @Autowired
    private OrderMapper orderMapper;

    @Autowired
    private OrderConfigMapper orderConfigMapper;

    @Autowired
    private OrderItemServiceImpl orderItemService;
    @Autowired
    private OrderLogMapper orderLogMapper;

    @Autowired
    private IdWorker idWorker;

    @Autowired
    private OrderItemMapper orderItemMapper;

    @Autowired
    private CartService cartService;
    @Reference
    private SkuService skuService;
    @Autowired
    private RabbitTemplate rabbitTemplate;

    @Autowired
    private WxPayService wxPayService;


    /**
     * 返回全部记录
     *
     * @return
     */
    public List<Order> findAll() {
        return orderMapper.selectAll();
    }

    /**
     * 分页查询
     *
     * @param page 页码
     * @param size 每页记录数
     * @return 分页结果
     */
    public PageResult<Order> findPage(int page, int size) {
        PageHelper.startPage(page, size);
        Page<Order> orders = (Page<Order>) orderMapper.selectAll();
        return new PageResult<Order>(orders.getTotal(), orders.getResult());
    }

    /**
     * 条件查询
     *
     * @param searchMap 查询条件
     * @return
     */
    public List<Order> findList(Map<String, Object> searchMap) {
        Example example = createExample(searchMap);

      /*
        if (searchMap.get("ids") != null) {
        String[] ids = JSON.parseObject(searchMap.get("ids").toString(), String[].class);
            criteria.andIn("id", Arrays.asList(ids));
        }*/

        return orderMapper.selectByExample(example);
    }

    /**
     * 分页+条件查询
     *
     * @param searchMap
     * @param page
     * @param size
     * @return
     */
    public PageResult<Order> findPage(Map<String, Object> searchMap, int page, int size) {
        PageHelper.startPage(page, size);
        Example example = createExample(searchMap);
        Page<Order> orders = (Page<Order>) orderMapper.selectByExample(example);
        return new PageResult<Order>(orders.getTotal(), orders.getResult());
    }

    /**
     * 根据Id查询
     *
     * @param id
     * @return
     */
    public Order findById(String id) {
        return orderMapper.selectByPrimaryKey(id);
    }

    /**
     * 新增
     *
     * @param order
     */
    public Map<String, Object> add(Order order) {
        //获取购物车(刷新单价)
        //1.获取选中的购物车
        List<Map<String, Object>> cartList = cartService.findNewOrderItemList(order.getUsername());
        List<OrderItem> orderItemList = cartList.stream().filter(cart -> (boolean) cart.get("checked")).map(cart -> (OrderItem) cart.get("item")).collect(Collectors.toList());

        //2.扣减库存
        if (!skuService.deductionStock(orderItemList)) {
            throw new RuntimeException("库存不足！");
        }
        try {
            //3.保存订单主表
            order.setId(idWorker.nextId() + "");
            IntStream numStream = orderItemList.stream().mapToInt(OrderItem::getNum);
            IntStream moneytStream = orderItemList.stream().mapToInt(OrderItem::getMoney);
            int totalNum = numStream.sum();
            int totalMoney = moneytStream.sum();
            int preMoney = cartService.preferential(order.getUsername());  //满减优惠金额

            order.setTotalNum(totalNum);//总数量
            order.setTotalMoney(totalMoney); //总金额
            order.setPreMoney(preMoney);//优惠金额
            order.setPayMoney(totalMoney - preMoney);//支付金额
            order.setCreateTime(new Date());//订单创建时间
            order.setOrderStatus("0");//订单状态
            order.setPayStatus("0");//支付状态
            order.setConsignStatus("0");//发货状态

            orderMapper.insert(order);


            //4.保存订单明细表
            //打折比例
            double proportion = (double) order.getPayMoney() / totalMoney;

            for (OrderItem orderItem : orderItemList) {
                orderItem.setId(idWorker.nextId() + "");
                orderItem.setOrderId(order.getId());
                orderItem.setPayMoney((int) (orderItem.getMoney() * proportion));

                orderItemMapper.insert(orderItem);
            }
            rabbitTemplate.convertAndSend("", "queue.ordercreate", JSON.toJSONString(order.getId()));
            //int x=1/0;
        } catch (Exception e) {
            e.printStackTrace();
            //发送回滚消息
            rabbitTemplate.convertAndSend("", "queue.skuback", JSON.toJSONString(orderItemList));
            throw new RuntimeException("创建订单失败");
        }

        //5.清除购物车
        cartService.deleteCheckedCart(order.getUsername());

        Map map = new HashMap();
        map.put("ordersn", order.getId());
        map.put("money", order.getPayMoney());
        return map;
    }

    /**
     * 修改
     *
     * @param order
     */
    public void update(Order order) {
        orderMapper.updateByPrimaryKeySelective(order);
    }

    /**
     * 删除
     *
     * @param id
     */
    public void delete(String id) {
        orderMapper.deleteByPrimaryKey(id);
    }

    /**
     * 批量发货
     *
     * @param orders
     */
    @Override
    public void batchSend(List<Order> orders) {
        for (Order order : orders) {
            if (order.getShippingCode() == null || order.getShippingName() == null) {
                throw new RuntimeException("请选择快递公司和填写快递单号");
            }
        }

        for (Order order : orders) {
            order.setConsignStatus("2");// 发货状态 已发货
            order.setOrderStatus("3");//订单状态 已发货
            order.setConsignTime(new Date());//发货时间
            orderMapper.updateByPrimaryKeySelective(order);
            //记录订单日志信息

            OrderLog orderLog = new OrderLog();
            orderLog.setId(idWorker.nextId() + "");
            orderLog.setOperater("admin");
            orderLog.setOperateTime(new Date());
            orderLog.setOrderId(order.getId());
            orderLog.setOrderStatus(order.getOrderStatus());
            orderLog.setPayStatus(order.getPayStatus());
            orderLog.setConsignStatus(order.getConsignStatus());
            orderLog.setRemarks(order.getBuyerMessage());
            orderLogMapper.insert(orderLog);
        }

    }

    /**
     * 任务调度(超时订单)
     */
    @Transactional
    public void orderTimeOutLogic() {
        //订单超时未付款 自动关闭
        //查询超时时间
        OrderConfig orderConfig = orderConfigMapper.selectByPrimaryKey(1);

        //超时时间

        Integer orderTimeout = orderConfig.getOrderTimeout();

        //得到超时的时间点
        LocalDateTime localDateTime = LocalDateTime.now().minusMinutes(orderTimeout);

        //设置查询条件
        Example example = new Example(Order.class);
        Example.Criteria criteria = example.createCriteria();
        //创建时间小于超时 时间
        criteria.andLessThan("createTime", localDateTime);

        criteria.andEqualTo("orderStatus", "0");//未付款的
        criteria.andEqualTo("isDelete", "0");//未删除的
        //查询超时订单
        List<Order> orders = orderMapper.selectByExample(example);
        //记录订单变动日志
        for (Order order : orders) {

            OrderLog orderLog = new OrderLog();
            orderLog.setId(idWorker.nextId() + "");
            orderLog.setOperater("system");
            orderLog.setOperateTime(new Date());//操作时间
            orderLog.setOrderId(order.getId());
            orderLog.setOrderStatus(order.getOrderStatus());//订单状态
            orderLog.setPayStatus(order.getPayStatus());//支付状态
            orderLog.setConsignStatus(order.getConsignStatus());//发货状态
            orderLog.setRemarks("超时订单自动关闭");
            orderLogMapper.insert(orderLog);
            //更改订单状态
            order.setOrderStatus("4");//已关闭
            order.setCloseTime(new Date());//关闭时间
            orderMapper.updateByPrimaryKeySelective(order);
        }

    }

    /**
     * 合并订单
     *
     * @param orderId1
     * @param orderId2
     */
    @Override
    public void merge(String orderId1, String orderId2) {
        Order orderMain = orderMapper.selectByPrimaryKey(orderId1);
        Order orderMinor = orderMapper.selectByPrimaryKey(orderId2);
        orderMain.setTotalNum(orderMain.getTotalNum() + orderMinor.getTotalNum());//数量合计
        orderMain.setTotalMoney(orderMain.getTotalMoney() + orderMinor.getTotalMoney());//金额合计
        orderMain.setPreMoney(orderMain.getPreMoney() + orderMinor.getPreMoney());//优惠金额
        orderMain.setPostFee(orderMain.getPostFee() + orderMinor.getPostFee());//邮费
        orderMain.setPayMoney(orderMain.getPayMoney() + orderMinor.getPayMoney());//实付金额
        orderMain.setUpdateTime(new Date());//订单更新时间
        orderMain.setBuyerMessage(orderMain.getBuyerMessage() + orderMinor.getBuyerMessage());//订单备注
        orderMapper.updateByPrimaryKeySelective(orderMain);//更新数据
        orderMinor.setIsDelete("1");//逻辑删除订单2
        orderMapper.updateByPrimaryKeySelective(orderMinor);
    }

    /**
     * 根据ID查找
     *
     * @param id
     * @return
     */
    @Override
    public Orders findOrdersById(String id) {
        //查询order
        Order order = orderMapper.selectByPrimaryKey(id);
        //查询orderItem
        Example example = new Example(OrderItem.class);
        Example.Criteria criteria = example.createCriteria();
        criteria.andEqualTo("orderId", id);
        List<OrderItem> orderItemList = orderItemMapper.selectByExample(example);
        Orders orders = new Orders();//封装
        orders.setOrder(order);
        orders.setOrderItemList(orderItemList);
        return orders;
    }

    /**
     * @param orderItems 订单明细拆分对象
     * @return
     */
    @Transactional
    public void splitOrderItem(List<OrderItem> orderItems) {
        //新订单明细集合
        List<OrderItem> newOrderItems = new ArrayList<>();
        //记录主订单详情Id
        String orderId = "";
        for (OrderItem orderItem : orderItems) {
            //1.获得订单明细
            OrderItem orderItem1 = orderItemMapper.selectByPrimaryKey(orderItem.getId());
            orderId = orderItem1.getOrderId();
            //2.新订单明细对象
            OrderItem orderItemNew = new OrderItem();
            //3.对象属性复制
            BeanUtils.copyProperties(orderItemNew, orderItem1);
            //4.修改主订单明细数量和金额
            orderItem1.setNum(orderItem1.getNum() - orderItem.getNum());
            //5.修改主订单明细总金额
            orderItem1.setMoney(orderItem1.getNum() * orderItem1.getPrice());
            //6.修改主订单明细实付金额
            orderItem1.setPayMoney(orderItem1.getNum() * orderItem1.getPrice() + orderItem1.getPostFee());

            orderItemMapper.updateByPrimaryKeySelective(orderItem1);//更新主表数据库

            //7.修改从订单明细数据
            orderItemNew.setNum(orderItem.getNum());//设置拆分数量
            orderItemNew.setMoney(orderItemNew.getNum() * orderItemNew.getPrice());//修改从订单明细总金额
            orderItemNew.setPayMoney(orderItemNew.getNum() * orderItemNew.getPrice() + orderItemNew.getPostFee());//修改从订单明细实付金额
            newOrderItems.add(orderItemNew);
        }

        //处理订单详情功能
        //1.获得订单详情+明细
        Orders orderResultOld = findOrdersById(orderId);
        //2.复制订单详情对象
        Order newOrder = new Order();
        BeanUtils.copyProperties(newOrder, orderResultOld.getOrder());
        //3.修改主订单详情数据
        int orderNum = 0;
        int orderMoney = 0;
        for (OrderItem orderItem : orderResultOld.getOrderItemList()) {
            orderNum += orderItem.getNum(); //记录总数量
            orderMoney += orderItem.getPayMoney();//记录总付款金额
        }
        orderResultOld.getOrder().setTotalNum(orderNum);//更新主订单详情总数量
        orderResultOld.getOrder().setPayMoney(orderMoney);
        orderMapper.updateByPrimaryKeySelective(orderResultOld.getOrder());//更新主订单数据
        //4.修改从订单详情数据
        int newOrderNum = 0;
        int newOrderMoney = 0;
        newOrder.setId(idWorker.nextId() + "");
        for (OrderItem orderItem : newOrderItems) {
            //修改从订单明细Id
            orderItem.setId(idWorker.nextId() + "");
            newOrderNum += orderItem.getNum(); //记录总数量
            newOrderMoney += orderItem.getPayMoney();//记录总付款金额
            orderItem.setOrderId(newOrder.getId()); //设置从订单详情关联
        }
        newOrder.setTotalNum(newOrderNum); //更新从订单详情总数量
        newOrder.setPayMoney(newOrderMoney);
        orderMapper.insert(newOrder);//新增从订单详情
        //新增从订单明细
        for (OrderItem orderItem : newOrderItems) {
            orderItemMapper.insert(orderItem);// 插入从订单
        }
    }

    /**
     * 修改订单状态
     *
     * @param orderId
     * @param transactionId
     */
    @Override
    public void updatePayStatus(String orderId, String transactionId) {
        Order order = orderMapper.selectByPrimaryKey(orderId);
        if (order != null && "0".equals(order.getPayStatus())) {
            //1修改订单状态等信息
            order.setPayStatus("1");//支付状态
            order.setOrderStatus("1");//订单状态
            order.setUpdateTime(new Date());//修改日期
            order.setPayTime(new Date()); //支付日期
            order.setTransactionId(transactionId);//交易流水号
            orderMapper.updateByPrimaryKeySelective(order);//修改
            //2记录订单日志
            OrderLog orderLog = new OrderLog();
            orderLog.setId(idWorker.nextId() + "");
            orderLog.setOperater("system");//系统
            orderLog.setOperateTime(new Date());//操作时间
            orderLog.setOrderStatus("1");//订单状态
            orderLog.setPayStatus("1");//支付状态
            orderLog.setRemarks("支付流水号:" + transactionId);//备注
            orderLog.setOrderId(orderId);
            orderLogMapper.insert(orderLog);
        }
    }

    @Override
    public void closeOrder(String orderId) {
        //1调用微信支付接口关闭订单
        Map map = wxPayService.closePay(orderId);
        if (map.get("return_code").equals("SUCCESS") && map.get("result_code").equals("SUCCESS")){
            //2修改订单状态
            Order order = new Order();
            order.setId(orderId);
            order.setOrderStatus("4");//关闭订单
            order.setPayStatus("0");//未支付
            order.setUpdateTime(new Date());
            orderMapper.updateByPrimaryKeySelective(order);
            //3记录订单日志
            OrderLog orderLog = new OrderLog();
            orderLog.setId(idWorker.nextId()+"");
            orderLog.setOperater("sysytem");// 管理员
            orderLog.setRemarks("订单超时 交易关闭!");
            orderLog.setConsignStatus("0");
            orderLog.setOrderId(orderId);
            orderLog.setOperateTime(new Date());
            orderLog.setOperater("system");
            orderLog.setOrderStatus("4");//关闭
            orderLog.setPayStatus("0");
            orderLogMapper.insert(orderLog);
            //恢复商品库存
            Example example = new Example(OrderItem.class);
            Example.Criteria criteria = example.createCriteria();
            criteria.andEqualTo("orderId",orderId);
            List<OrderItem> orderItems = orderItemMapper.selectByExample(example);
            for (OrderItem orderItem : orderItems) {
                String skuId = orderItem.getSkuId();
                Integer num = orderItem.getNum();
                Sku sku = skuService.findById(skuId);
                sku.setNum(sku.getNum()+num);//库存+1
                sku.setSaleNum(sku.getSaleNum()-num);//销量-1
                skuService.update(sku);
            }
        }

    }


  /*  @Override
    public void split(String id, Integer mainNum) {
        Order orderMain = orderMapper.selectByPrimaryKey(id);
        orderMain.setTotalNum(orderMain.getTotalNum() - mainNum);
        orderMapper.updateByPrimaryKeySelective(orderMain);

        Order orderMinor = new Order();
        orderMinor.setId(idWorker.nextId() + "");
        orderMinor.setTotalNum(mainNum);
        orderMinor.setTotalMoney(orderMain.getTotalMoney());
        orderMinor.setPreMoney(orderMain.getPreMoney());
        orderMinor.setPostFee(orderMain.getPostFee());
        orderMinor.setPayMoney(orderMain.getPayMoney());
        orderMinor.setCreateTime(orderMain.getCreateTime());
        orderMinor.setUpdateTime(orderMain.getUpdateTime());
        orderMinor.setPayTime(orderMain.getPayTime());
        orderMinor.setConsignTime(orderMain.getConsignTime());
        orderMinor.setCloseTime(orderMain.getCloseTime());
        orderMinor.setShippingName(orderMain.getShippingName());
        orderMinor.setShippingCode(orderMain.getShippingCode());
        orderMinor.setUsername(orderMain.getUsername());
        orderMinor.setBuyerMessage(orderMain.getBuyerMessage());
        orderMinor.setBuyerRate(orderMain.getBuyerRate());
        orderMinor.setReceiverContact(orderMain.getReceiverContact());
        orderMinor.setReceiverMobile(orderMain.getReceiverMobile());
        orderMinor.setReceiverAddress(orderMain.getReceiverAddress());
        orderMinor.setSourceType(orderMain.getSourceType());
        orderMinor.setTransactionId(orderMain.getTransactionId());
        orderMinor.setOrderStatus(orderMain.getOrderStatus());
        orderMinor.setConsignStatus(orderMain.getPayStatus());
        orderMinor.setIsDelete(orderMain.getPayStatus());

        orderMapper.insert(orderMinor);


    }*/

    /**
     * 构建查询条件
     *
     * @param searchMap
     * @return
     */
    private Example createExample(Map<String, Object> searchMap) {
        Example example = new Example(Order.class);
        Example.Criteria criteria = example.createCriteria();
        if (searchMap != null) {
            // 订单id
            if (searchMap.get("id") != null && !"".equals(searchMap.get("id"))) {
                criteria.andLike("id", "%" + searchMap.get("id") + "%");
            }
            // 支付类型，1、在线支付、0 货到付款
            if (searchMap.get("payType") != null && !"".equals(searchMap.get("payType"))) {
                criteria.andLike("payType", "%" + searchMap.get("payType") + "%");
            }
            // 物流名称
            if (searchMap.get("shippingName") != null && !"".equals(searchMap.get("shippingName"))) {
                criteria.andLike("shippingName", "%" + searchMap.get("shippingName") + "%");
            }
            // 物流单号
            if (searchMap.get("shippingCode") != null && !"".equals(searchMap.get("shippingCode"))) {
                criteria.andLike("shippingCode", "%" + searchMap.get("shippingCode") + "%");
            }
            // 用户名称
            if (searchMap.get("username") != null && !"".equals(searchMap.get("username"))) {
                criteria.andLike("username", "%" + searchMap.get("username") + "%");
            }
            // 买家留言
            if (searchMap.get("buyerMessage") != null && !"".equals(searchMap.get("buyerMessage"))) {
                criteria.andLike("buyerMessage", "%" + searchMap.get("buyerMessage") + "%");
            }
            // 是否评价
            if (searchMap.get("buyerRate") != null && !"".equals(searchMap.get("buyerRate"))) {
                criteria.andLike("buyerRate", "%" + searchMap.get("buyerRate") + "%");
            }
            // 收货人
            if (searchMap.get("receiverContact") != null && !"".equals(searchMap.get("receiverContact"))) {
                criteria.andLike("receiverContact", "%" + searchMap.get("receiverContact") + "%");
            }
            // 收货人手机
            if (searchMap.get("receiverMobile") != null && !"".equals(searchMap.get("receiverMobile"))) {
                criteria.andLike("receiverMobile", "%" + searchMap.get("receiverMobile") + "%");
            }
            // 收货人地址
            if (searchMap.get("receiverAddress") != null && !"".equals(searchMap.get("receiverAddress"))) {
                criteria.andLike("receiverAddress", "%" + searchMap.get("receiverAddress") + "%");
            }
            // 订单来源：1:web，2：app，3：微信公众号，4：微信小程序  5 H5手机页面
            if (searchMap.get("sourceType") != null && !"".equals(searchMap.get("sourceType"))) {
                criteria.andLike("sourceType", "%" + searchMap.get("sourceType") + "%");
            }
            // 交易流水号
            if (searchMap.get("transactionId") != null && !"".equals(searchMap.get("transactionId"))) {
                criteria.andLike("transactionId", "%" + searchMap.get("transactionId") + "%");
            }
            // 订单状态
            if (searchMap.get("orderStatus") != null && !"".equals(searchMap.get("orderStatus"))) {
                criteria.andLike("orderStatus", "%" + searchMap.get("orderStatus") + "%");
            }
            // 支付状态
            if (searchMap.get("payStatus") != null && !"".equals(searchMap.get("payStatus"))) {
                criteria.andLike("payStatus", "%" + searchMap.get("payStatus") + "%");
            }
            // 发货状态
            if (searchMap.get("consignStatus") != null && !"".equals(searchMap.get("consignStatus"))) {
                criteria.andLike("consignStatus", "%" + searchMap.get("consignStatus") + "%");
            }
            // 是否删除
            if (searchMap.get("isDelete") != null && !"".equals(searchMap.get("isDelete"))) {
                criteria.andLike("isDelete", "%" + searchMap.get("isDelete") + "%");
            }

            // 数量合计
            if (searchMap.get("totalNum") != null) {
                criteria.andEqualTo("totalNum", searchMap.get("totalNum"));
            }
            // 金额合计
            if (searchMap.get("totalMoney") != null) {
                criteria.andEqualTo("totalMoney", searchMap.get("totalMoney"));
            }
            // 优惠金额
            if (searchMap.get("preMoney") != null) {
                criteria.andEqualTo("preMoney", searchMap.get("preMoney"));
            }
            // 邮费
            if (searchMap.get("postFee") != null) {
                criteria.andEqualTo("postFee", searchMap.get("postFee"));
            }
            // 实付金额
            if (searchMap.get("payMoney") != null) {
                criteria.andEqualTo("payMoney", searchMap.get("payMoney"));
            }
            //id
            if (searchMap.get("ids") != null) {
                String[] ids = JSON.parseObject(searchMap.get("ids").toString(), String[].class);
                criteria.andIn("id", Arrays.asList(ids));
            }

        }
        return example;
    }

}
